https://hackerpaper.kaipfister.de/p/2010.08351/Collected HN comments and submissions linking this paper.enMon, 02 Nov 2026 11:16:22 GMThttps://news.ycombinator.com/item?id=26192691urn:hackerpapers:mention:2010.08351:26192691Fri, 19 Feb 2021 13:05:05 GMT<p>&gt;Crucial to their plans was making cheap, tabletop γ-ray detectors that they could install in dozens of sites. On a related note: there&#x27;s a citizen science experiment that uses a volunteer-run array of old smartphones with taped over cameras to detect particle showers caused by ultra-high energy cosmic rays. https://en.wikipedia.org/wiki/Cosmic-Ray_Extremely_Distribut... https://arxiv.org/abs/2010.08351 https://arxiv.org/abs/1410.2895</p><p><a href="https://hackerpaper.kaipfister.de/p/2010.08351/">Paper and discussion history</a>. A mention is not an endorsement.</p>astro-ph.HE